Restructured the baseline to remove extra src/main directory structure. Added eclipes project file
git-svn-id: http://webgoat.googlecode.com/svn/branches/webgoat-6.0@485 4033779f-a91e-0410-96ef-6bf7bf53c507
This commit is contained in:
mayhew64@gmail.com
293
java/org/owasp/webgoat/lessons/BackDoors.java
Normal file
293
java/org/owasp/webgoat/lessons/BackDoors.java
Normal file
@ -0,0 +1,293 @@
|
||||
|
||||
package org.owasp.webgoat.lessons;
|
||||
|
||||
import java.sql.Connection;
|
||||
import java.sql.ResultSet;
|
||||
import java.sql.SQLException;
|
||||
import java.sql.Statement;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import org.apache.ecs.Element;
|
||||
import org.apache.ecs.ElementContainer;
|
||||
import org.apache.ecs.StringElement;
|
||||
import org.apache.ecs.html.A;
|
||||
import org.apache.ecs.html.BR;
|
||||
import org.apache.ecs.html.Div;
|
||||
import org.apache.ecs.html.IMG;
|
||||
import org.apache.ecs.html.Input;
|
||||
import org.apache.ecs.html.PRE;
|
||||
import org.apache.ecs.html.TD;
|
||||
import org.apache.ecs.html.TH;
|
||||
import org.apache.ecs.html.TR;
|
||||
import org.apache.ecs.html.Table;
|
||||
import org.owasp.webgoat.session.DatabaseUtilities;
|
||||
import org.owasp.webgoat.session.WebSession;
|
||||
|
||||
|
||||
/***************************************************************************************************
|
||||
*
|
||||
*
|
||||
* This file is part of WebGoat, an Open Web Application Security Project utility. For details,
|
||||
* please see http://www.owasp.org/
|
||||
*
|
||||
* Copyright (c) 2002 - 2007 Bruce Mayhew
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it under the terms of the
|
||||
* GNU General Public License as published by the Free Software Foundation; either version 2 of the
|
||||
* License, or (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
|
||||
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along with this program; if
|
||||
* not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
|
||||
* 02111-1307, USA.
|
||||
*
|
||||
* Getting Source ==============
|
||||
*
|
||||
* Source for this application is maintained at code.google.com, a repository for free software
|
||||
* projects.
|
||||
*
|
||||
* For details, please see http://code.google.com/p/webgoat/
|
||||
*
|
||||
* @author Sherif Koussa <a href="http://www.softwaresecured.com">Software Secured</a>
|
||||
*/
|
||||
public class BackDoors extends SequentialLessonAdapter
|
||||
{
|
||||
|
||||
private final static Integer DEFAULT_RANKING = new Integer(80);
|
||||
|
||||
private final static String USERNAME = "username";
|
||||
|
||||
private final static String SELECT_ST = "select userid, password, ssn, salary, email from employee where userid=";
|
||||
|
||||
public final static A MAC_LOGO = new A().setHref("http://www.softwaresecured.com").addElement(new IMG("images/logos/softwaresecured.gif").setAlt("Software Secured").setBorder(0).setHspace(0).setVspace(0));
|
||||
|
||||
protected Element createContent(WebSession s)
|
||||
{
|
||||
return super.createStagedContent(s);
|
||||
}
|
||||
|
||||
protected Element doStage1(WebSession s) throws Exception
|
||||
{
|
||||
return concept1(s);
|
||||
}
|
||||
|
||||
protected Element doStage2(WebSession s) throws Exception
|
||||
{
|
||||
return concept2(s);
|
||||
}
|
||||
|
||||
private void addDBEntriesToEC(ElementContainer ec, ResultSet rs)
|
||||
{
|
||||
try
|
||||
{
|
||||
if (rs.next())
|
||||
{
|
||||
Table t = new Table(0).setCellSpacing(0).setCellPadding(0).setBorder(1);
|
||||
TR tr = new TR();
|
||||
tr.addElement(new TH("User ID"));
|
||||
tr.addElement(new TH("Password"));
|
||||
tr.addElement(new TH("SSN"));
|
||||
tr.addElement(new TH("Salary"));
|
||||
tr.addElement(new TH("E-Mail"));
|
||||
t.addElement(tr);
|
||||
|
||||
tr = new TR();
|
||||
tr.addElement(new TD(rs.getString("userid")));
|
||||
tr.addElement(new TD(rs.getString("password")));
|
||||
tr.addElement(new TD(rs.getString("ssn")));
|
||||
tr.addElement(new TD(rs.getString("salary")));
|
||||
tr.addElement(new TD(rs.getString("email")));
|
||||
t.addElement(tr);
|
||||
while (rs.next())
|
||||
{
|
||||
tr = new TR();
|
||||
tr.addElement(new TD(rs.getString("userid")));
|
||||
tr.addElement(new TD(rs.getString("password")));
|
||||
tr.addElement(new TD(rs.getString("ssn")));
|
||||
tr.addElement(new TD(rs.getString("salary")));
|
||||
tr.addElement(new TD(rs.getString("email")));
|
||||
t.addElement(tr);
|
||||
}
|
||||
ec.addElement(t);
|
||||
}
|
||||
} catch (SQLException e)
|
||||
{
|
||||
// TODO Auto-generated catch block
|
||||
e.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
protected Element concept1(WebSession s) throws Exception
|
||||
{
|
||||
ElementContainer ec = new ElementContainer();
|
||||
|
||||
ec.addElement(makeUsername(s));
|
||||
|
||||
try
|
||||
{
|
||||
String userInput = s.getParser().getRawParameter(USERNAME, "");
|
||||
if (!userInput.equals(""))
|
||||
{
|
||||
userInput = SELECT_ST + userInput;
|
||||
String[] arrSQL = userInput.split(";");
|
||||
Connection conn = DatabaseUtilities.getConnection(s);
|
||||
Statement statement = conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,
|
||||
ResultSet.CONCUR_READ_ONLY);
|
||||
if (arrSQL.length == 2)
|
||||
{
|
||||
statement.executeUpdate(arrSQL[1]);
|
||||
|
||||
getLessonTracker(s).setStage(2);
|
||||
s
|
||||
.setMessage("You have succeeded in exploiting the vulnerable query and created another SQL statement. Now move to stage 2 to learn how to create a backdoor or a DB worm");
|
||||
}
|
||||
|
||||
ResultSet rs = statement.executeQuery(arrSQL[0]);
|
||||
addDBEntriesToEC(ec, rs);
|
||||
|
||||
}
|
||||
} catch (Exception ex)
|
||||
{
|
||||
ec.addElement(new PRE(ex.getMessage()));
|
||||
}
|
||||
return ec;
|
||||
}
|
||||
|
||||
protected Element concept2(WebSession s) throws Exception
|
||||
{
|
||||
ElementContainer ec = new ElementContainer();
|
||||
ec.addElement(makeUsername(s));
|
||||
|
||||
String userInput = s.getParser().getRawParameter(USERNAME, "");
|
||||
|
||||
if (!userInput.equals(""))
|
||||
{
|
||||
userInput = SELECT_ST + userInput;
|
||||
String[] arrSQL = userInput.split(";");
|
||||
Connection conn = DatabaseUtilities.getConnection(s);
|
||||
Statement statement = conn.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_READ_ONLY);
|
||||
|
||||
if (arrSQL.length == 2)
|
||||
{
|
||||
if (userInput.toUpperCase().indexOf("CREATE TRIGGER") != -1)
|
||||
{
|
||||
makeSuccess(s);
|
||||
}
|
||||
}
|
||||
ResultSet rs = statement.executeQuery(arrSQL[0]);
|
||||
addDBEntriesToEC(ec, rs);
|
||||
|
||||
}
|
||||
return ec;
|
||||
}
|
||||
|
||||
public String getInstructions(WebSession s)
|
||||
{
|
||||
String instructions = "";
|
||||
|
||||
if (!getLessonTracker(s).getCompleted())
|
||||
{
|
||||
switch (getStage(s))
|
||||
{
|
||||
case 1:
|
||||
instructions = "Stage " + getStage(s)
|
||||
+ ": Use String SQL Injection to execute more than one SQL Statement. ";
|
||||
instructions = instructions
|
||||
+ " The first stage of this lesson is to teach you how to use a vulnerable field to create two SQL ";
|
||||
instructions = instructions
|
||||
+ " statements. The first is the system's while the second is totally yours.";
|
||||
instructions = instructions
|
||||
+ " Your account ID is 101. This page allows you to see your password, ssn and salary.";
|
||||
instructions = instructions + " Try to inject another update to update salary to something higher";
|
||||
break;
|
||||
case 2:
|
||||
instructions = "Stage " + getStage(s) + ": Use String SQL Injection to inject a backdoor. ";
|
||||
instructions = instructions
|
||||
+ " The second stage of this lesson is to teach you how to use a vulneable fields to inject the DB work or the backdoor.";
|
||||
instructions = instructions
|
||||
+ " Now try to use the same technique to inject a trigger that would act as ";
|
||||
instructions = instructions + " SQL backdoor, the syntax of a trigger is: <br>";
|
||||
instructions = instructions
|
||||
+ " CREATE TRIGGER myBackDoor BEFORE INSERT ON employee FOR EACH ROW BEGIN UPDATE employee SET email='john@hackme.com'WHERE userid = NEW.userid<br>";
|
||||
instructions = instructions
|
||||
+ " Note that nothing will actually be executed because the current underlying DB doesn't support triggers.";
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return instructions;
|
||||
}
|
||||
|
||||
protected Element makeUsername(WebSession s)
|
||||
{
|
||||
ElementContainer ec = new ElementContainer();
|
||||
StringBuffer script = new StringBuffer();
|
||||
script.append("<STYLE TYPE=\"text/css\"> ");
|
||||
script.append(".blocklabel { margin-top: 8pt; }");
|
||||
script.append(".myClass { color:red;");
|
||||
script.append(" font-weight: bold;");
|
||||
script.append("padding-left: 1px;");
|
||||
script.append("padding-right: 1px;");
|
||||
script.append("background: #DDDDDD;");
|
||||
script.append("border: thin black solid; }");
|
||||
script.append("LI { margin-top: 10pt; }");
|
||||
script.append("</STYLE>");
|
||||
ec.addElement(new StringElement(script.toString()));
|
||||
|
||||
ec.addElement(new StringElement("User ID: "));
|
||||
Input username = new Input(Input.TEXT, "username", "");
|
||||
ec.addElement(username);
|
||||
|
||||
String userInput = s.getParser().getRawParameter("username", "");
|
||||
|
||||
ec.addElement(new BR());
|
||||
ec.addElement(new BR());
|
||||
|
||||
String formattedInput = "<span class='myClass'>" + userInput + "</span>";
|
||||
ec.addElement(new Div(SELECT_ST + formattedInput));
|
||||
|
||||
Input b = new Input();
|
||||
|
||||
b.setName("Submit");
|
||||
b.setType(Input.SUBMIT);
|
||||
b.setValue("Submit");
|
||||
|
||||
ec.addElement(new PRE(b));
|
||||
|
||||
return ec;
|
||||
}
|
||||
|
||||
public Element getCredits()
|
||||
{
|
||||
return super.getCustomCredits("Created by Sherif Koussa ", MAC_LOGO);
|
||||
}
|
||||
|
||||
protected List<String> getHints(WebSession s)
|
||||
{
|
||||
List<String> hints = new ArrayList<String>();
|
||||
hints.add("Your user id is 101. Use it to see your information");
|
||||
hints.add("A semi-colon usually ends a SQL statement and starts a new one.");
|
||||
hints.add("Try this 101 or 1=1; update employee set salary=100000");
|
||||
hints.add("For stage 2, Try 101; CREATE TRIGGER myBackDoor BEFORE INSERT ON "
|
||||
+ "employee FOR EACH ROW BEGIN UPDATE employee SET email='john@hackme.com' WHERE userid = NEW.userid");
|
||||
return hints;
|
||||
}
|
||||
|
||||
protected Category getDefaultCategory()
|
||||
{
|
||||
return Category.INJECTION;
|
||||
}
|
||||
|
||||
protected Integer getDefaultRanking()
|
||||
{
|
||||
return DEFAULT_RANKING;
|
||||
}
|
||||
|
||||
public String getTitle()
|
||||
{
|
||||
return ("Database Backdoors ");
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user